How often are flights from Dublin to Chicago delayed?

Historically, on average around 13% of flights between Dublin and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 139 minutes.

Which airport is the most popular for stopovers for flights between Dublin and Chicago?

Reykjavik (KEF) was the most common stop: 74% of momondo users choosing one-stop flights on this route connected there.

What is the cheapest airline that flies from Dublin to Chicago?

TAP AIR PORTUGAL and Delta are the most popular carriers operating from Dublin to Chicago

What is the most punctual flight time for Dublin to Chicago flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

Which stopover airport has the shortest connection time from Dublin to Chicago?

London (LHR) has the shortest average stopover time for this route: 1h 39m.

How many flights depart from Dublin to Chicago on average per day?

As of November 2025, 11 flights take off from Dublin and land in Chicago each day. The most common flight departure time for this route is 10:00, with 68% of daily flights taking off at midday.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which stopover airport offers the lowest fares from Dublin to Chicago?

Flights via Philadelphia (PHL) offer the lowest average return price of £406.

Which airlines fly to Chicago?

Aer Lingus, United Airlines and British Airways are the top three most popular airlines that fly to Chicago from Dublin according to our data. Aer Lingus is the first choice among our users, with 73% of people opting to fly with this airline when travelling to Chicago. Keep in mind that there are 6 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Dublin to Chicago flights?

According to our data, Etihad Airways have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

Which stopover airport has the shortest travel time from Dublin to Chicago?

Flights connecting via London (LHR) have the shortest average one-way travel time: 11h 30m.

How many flights depart from Dublin to Chicago on average per week?

As of November 2025, 83 flights take off from Dublin and land in Chicago each week. The most common flight departure day for this route is Wed, with 16% of weekly flights taking off on this day.

When did momondo last update prices for flights from Dublin Airport to Chicago?

Prices for flights from Dublin Airport to Chicago refresh daily.

How many operators does momondo search for flights from Dublin Airport to Chicago?

There are 6 operators available for flights from Dublin Airport to Chicago as of November 2025.

How old do you have to be to fly from Dublin Airport to Chicago?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Chicago.

What documentation or ID do you need to fly to Chicago?

The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£311 Cheap Flights from Dublin to Chicago in 2025/26

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08:35 - 15:55DUB-ORD

13h 20m1 stop

17:00 - 09:50ORD-DUB

10h 50m1 stop

£356British Airways

Find Deal

Tue, 31 Mar - Tue, 7 Apr

11:30 - 19:29DUB-ORD

13h 59m2 stops

18:25 - 12:35ORD-DUB

12h 10m1 stop

£357American Airlines

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Fri, 16 Jan - Mon, 19 Jan

08:50 - 19:45DUB-ORD

15h 55m1 stop

17:00 - 09:40ORD-DUB

10h 40m1 stop

£360British Airways

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Thu, 26 Mar - Fri, 3 Apr

12:40 - 21:41DUB-ORD

15h 01m1 stop

16:45 - 09:55ORD-DUB

11h 10m1 stop

£362Iberia

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Tue, 31 Mar - Tue, 7 Apr

11:30 - 17:20DUB-ORD

11h 50m1 stop

18:30 - 10:15ORD-DUB

9h 45m1 stop

£364Icelandair

Find Deal

Mon, 12 Jan - Sat, 17 Jan

16:40 - 19:15DUB-ORD

8h 35mdirect

21:00 - 10:20ORD-DUB

7h 20mdirect

£367Aer Lingus

Find Deal

Thu, 22 Jan - Mon, 2 Feb

11:30 - 17:20DUB-ORD

11h 50m1 stop

18:30 - 10:15ORD-DUB

9h 45m1 stop

£370Icelandair

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Wed, 3 Dec - Mon, 15 Dec

11:30 - 20:34DUB-ORD

15h 04m1 stop

14:38 - 08:40ORD-DUB

12h 02m1 stop

£371Multiple Airlines

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Thu, 4 Dec - Thu, 11 Dec

05:55 - 14:20DUB-ORD

14h 25m1 stop

10:29 - 07:50ORD-DUB

15h 21m2 stops

£372Delta

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Sat, 17 Jan - Fri, 23 Jan

17:15 - 14:20DUB-ORD

27h 05m1 stop

07:00 - 08:45ORD-DUB

19h 45m1 stop

£375KLM

Find Deal

Tue, 2 Dec - Sat, 13 Dec

British Airways flights from Dublin to Chicago

Our best British Airways deals on Dublin to Chicago flight tickets

British Airways

31 Mar

DUB08:35Dublin

13h 20m

1 stop

ORD15:55Chicago O'Hare Intl

7 Apr

ORD17:00Chicago O'Hare Intl

10h 50m

1 stop

DUB09:50Dublin

£356

Find similar

British Airways

26 Mar

DUB08:50Dublin

15h 55m

1 stop

ORD19:45Chicago O'Hare Intl

3 Apr

ORD17:00Chicago O'Hare Intl

10h 40m

1 stop

DUB09:40Dublin

£360

Find similar

British Airways

1 Apr

DUB07:30Dublin

12h 20m

1 stop

ORD13:50Chicago O'Hare Intl

6 Apr

ORD19:05Chicago O'Hare Intl

10h 45m

1 stop

DUB11:50Dublin

£418

Find similar

American Airlines flights from Dublin to Chicago

Our best American Airlines deals on Dublin to Chicago flight tickets

American Airlines

16 Jan

DUB11:30Dublin

13h 59m

2 stops

ORD19:29Chicago O'Hare Intl

19 Jan

ORD18:25Chicago O'Hare Intl

12h 10m

1 stop

DUB12:35Dublin

£357

Find similar

American Airlines

28 Nov

DUB11:30Dublin

14h 57m

2 stops

ORD20:27Chicago O'Hare Intl

4 Dec

ORD20:50Chicago O'Hare Intl

29h 50m

1 stop

DUB08:40Dublin

£373

Find similar

American Airlines

26 Dec

DUB11:30Dublin

15h 20m

2 stops

ORD20:50Chicago O'Hare Intl

1 Jan

ORD06:40Chicago O'Hare Intl

20h 00m

1 stop

DUB08:40Dublin

£451

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Fly from

Fly to

Route

Depart

Return

Price

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 31/3

08:35-15:55

1 stop13h 20m

Chicago O'Hare Intl

Tue 7/4

17:00-09:50

1 stop10h 50m

£356

DublinChicago

DUB - ORD

DUBORD

Dublin

Fri 16/1

11:30-19:29

2 stops13h 59m

Chicago O'Hare Intl

Mon 19/1

18:25-12:35

1 stop12h 10m

£357

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 26/3

08:50-19:45

1 stop15h 55m

Chicago O'Hare Intl

Fri 3/4

17:00-09:40

1 stop10h 40m

£360

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 31/3

12:40-21:41

1 stop15h 01m

Chicago O'Hare Intl

Tue 7/4

16:45-09:55

1 stop11h 10m

£362

DublinChicago

DUB - ORD

DUBORD

Dublin

Mon 12/1

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Sat 17/1

18:30-10:15

1 stop9h 45m

£364

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 22/1

16:40-19:15

Nonstop8h 35m

Chicago O'Hare Intl

Mon 2/2

21:00-10:20

Nonstop7h 20m

£367

DublinChicago

DUB - ORD

DUBORD

Dublin

Wed 3/12

11:30-17:20

1 stop11h 50m

Chicago O'Hare Intl

Mon 15/12

18:30-10:15

1 stop9h 45m

£370

DublinChicago

DUB - ORD

DUBORD

Dublin

Thu 4/12

11:30-20:34

1 stop15h 04m

Chicago O'Hare Intl

Thu 11/12

14:38-08:40

1 stop12h 02m

£371

DublinChicago

DUB - ORD

DUBORD

Dublin

Sat 17/1

05:55-14:20

1 stop14h 25m

Chicago O'Hare Intl

Fri 23/1

10:29-07:50

2 stops15h 21m

£372

DublinChicago

DUB - ORD

DUBORD

Dublin

Tue 2/12

17:15-14:20

1 stop27h 05m

Chicago O'Hare Intl

Sat 13/12

07:00-08:45

1 stop19h 45m

£375

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How to get the cheapest flight ticket from Dublin to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Stopovers

Other information

What is the typical price of a round-trip flight between Dublin and Chicago?

What is the cheapest month to fly to Chicago?

The cheapest month to fly to Chicago from Dublin is in September. Flight prices, which tend to average around £361, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Chicago from Dublin during November instead. Flights to Chicago in November, while not as cheap as those in September, still average around £366.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as £550. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chicago is Monday, with ticket prices averaging around £604.

What is the cheapest time of day to depart on your flight to Chicago?

Flying to Chicago from Dublin in the evening is the least expensive time of day to depart. momondo users have found prices as low as £494 when looking at flights departing in the evening. Flights at midday are often more expensive, with an average ticket price of £612.

What is the cheapest Dublin to Chicago flight route?

Fly from Dublin to Chicago O'Hare Intl for the best Dublin - Chicago flight prices

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around £461 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Dublin for as low as £415 on momondo.

What cabin class options are available on Dublin to Chicago flights?

There are 3 cabin classes available to choose from on Dublin to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dublin to Chicago flights?

You could potentially save up to 33% on your flight if you consider stops on a Dublin to Chicago flight.

How have Dublin to Chicago flight prices changed over time?

As of November 2025, prices for Dublin to Chicago flights are approximately 36% more expensive when compared to flights at the same time last year.

When to book flights from Dublin to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Chicago according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Dublin to Chicago (DUB to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Chicago

Best price found	£506
Fastest flight time	8h 05m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sun
Airports in Chicago	1 airport

The best one-way flight to Chicago from Dublin in the past 72 hours is £506. The best return flight deal from Dublin to Chicago found on momondo in the last 72 hours is £428.

The fastest flight from Dublin to Chicago takes 8h 05m

Direct flights go from Dublin to Chicago on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. Airline offering direct flights is Aer Lingus..

There is 1 airport near Chicago: Chicago O'Hare Intl (ORD)

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How far is Dublin to Chicago by plane?
The distance between Dublin and Chicago is about 3657.3 mi. By plane, this route typically takes 8h 30m.
When did momondo last update prices for flights from Dublin Airport to Chicago?
Prices for flights from Dublin Airport to Chicago refresh daily.
How many operators does momondo search for flights from Dublin Airport to Chicago?
There are 6 operators available for flights from Dublin Airport to Chicago as of November 2025.
How old do you have to be to fly from Dublin Airport to Chicago?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Dublin to Chicago?
momondo data reveals that the most frequently booked plane model on the route from Dublin to Chicago is Boeing 787-8 Dreamliner, representing 23.80% of all bookings. The subsequent popular models are Boeing 767-300 at 20.64%, Boeing 787 Dreamliner at 19.53%, and Airbus A330-300 at 17.31%.
What is the most popular airline from Dublin to Chicago?
Based on momondo bookings for flights between Dublin and Chicago, the leading airline is Aer Lingus, making up 55% of the total bookings. Other popular airlines include United Airlines with 12%, Icelandair with 9%, and Brussels Airlines with 6%.

Best airlines flying from Dublin to Chicago

Compare and see reviews for airlines that fly from Dublin to Chicago with momondo

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom £247	Free Cancellation	Rating 7.0 581 reviews	Search Icelandair flights
British Airways	PriceFrom £307	Free Cancellation	Rating 6.7 7,534 reviews	Search British Airways flights
Finnair	PriceFrom £324	Free Cancellation	Rating 7.6 1,334 reviews	Search Finnair flights
Aer Lingus	PriceFrom £352	Free Cancellation	Rating 7.2 1,377 reviews	Search Aer Lingus flights
United Airlines	PriceFrom £364	Free Cancellation	Rating 7.4 9,030 reviews	Search United Airlines flights
American Airlines	PriceFrom £465	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights

United Airlines Flights From Dublin to Chicago
United Airlines operates around 7 flights from Dublin to Chicago every week. The average price of these flights found in the last 72 hours has been £639, but momondo users have found United Airlines deals from Dublin to Chicago from as low as £364 round-trip. United Airlines has been scored 7.4/10 in 9,029 reviews.
Aer Lingus Flights From Dublin to Chicago
Aer Lingus (7.2/10 from 1,377 reviews) operates around 12 flights from Dublin to Chicago in any given week. The average Aer Lingus airfare for this route is around £493, with deals from around £352 rare but found on momondo. Referenced prices are for round-trip Dublin to Chicago flight searches in the last 72 hours.

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dublin to Chicago . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Dublin to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Dublin with this policy.

How can momondo help me find flights from Dublin to Chicago?

Once all potential Dublin to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Dublin to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from Dublin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Dublin to Chicago from £311

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Chicago departing on 16/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Dublin to Chicago

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Dublin and Chicago?

What is the cheapest month to fly to Chicago?

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as £550. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chicago is Monday, with ticket prices averaging around £604.

What is the cheapest time of day to depart on your flight to Chicago?

Flying to Chicago from Dublin in the evening is the least expensive time of day to depart. momondo users have found prices as low as £494 when looking at flights departing in the evening. Flights at midday are often more expensive, with an average ticket price of £612.

What is the cheapest Dublin to Chicago flight route?

Fly from Dublin to Chicago O'Hare Intl for the best Dublin - Chicago flight prices

How far in advance should I book a flight to Chicago?

What cabin class options are available on Dublin to Chicago flights?

There are 3 cabin classes available to choose from on Dublin to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dublin to Chicago flights?

You could potentially save up to 33% on your flight if you consider stops on a Dublin to Chicago flight.

How have Dublin to Chicago flight prices changed over time?

As of November 2025, prices for Dublin to Chicago flights are approximately 36% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Dublin to Chicago?

TAP AIR PORTUGAL and Delta are the most popular carriers operating from Dublin to Chicago

Which airlines fly to Chicago?

How often are flights from Dublin to Chicago delayed?

Historically, on average around 13% of flights between Dublin and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 139 minutes.

What is the most punctual flight time for Dublin to Chicago flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Dublin to Chicago flights?

According to our data, Etihad Airways have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

Which airport is the most popular for stopovers for flights between Dublin and Chicago?

Reykjavik (KEF) was the most common stop: 74% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Dublin to Chicago?

Flights via Philadelphia (PHL) offer the lowest average return price of £406.

Which stopover airport has the shortest travel time from Dublin to Chicago?

Flights connecting via London (LHR) have the shortest average one-way travel time: 11h 30m.

Which stopover airport has the shortest connection time from Dublin to Chicago?

London (LHR) has the shortest average stopover time for this route: 1h 39m.

How many flights depart from Dublin to Chicago on average per day?

As of November 2025, 11 flights take off from Dublin and land in Chicago each day. The most common flight departure time for this route is 10:00, with 68% of daily flights taking off at midday.

How many flights depart from Dublin to Chicago on average per week?

As of November 2025, 83 flights take off from Dublin and land in Chicago each week. The most common flight departure day for this route is Wed, with 16% of weekly flights taking off on this day.

When to book flights from Dublin to Chicago

Cheap Dublin to Chicago (DUB to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Chicago

Best price found

Fastest flight time

Direct flights

Airports in Chicago

How far is Dublin to Chicago by plane?

When did momondo last update prices for flights from Dublin Airport to Chicago?

How many operators does momondo search for flights from Dublin Airport to Chicago?

How old do you have to be to fly from Dublin Airport to Chicago?

What documentation or ID do you need to fly to Chicago?

What is the most popular plane model from Dublin to Chicago?

What is the most popular airline from Dublin to Chicago?

Best airlines flying from Dublin to Chicago

Compare and see reviews for airlines that fly from Dublin to Chicago with momondo

United Airlines Flights From Dublin to Chicago

Aer Lingus Flights From Dublin to Chicago